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hw/qdev-properties-system: Introduce EndianMode QAPI enum

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Introduce the EndianMode type and the DEFINE_PROP_ENDIAN() macros.
Endianness can be BIG, LITTLE or unspecified (default).

Reviewed-by: Thomas Huth <thuth@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250213122217.62654-2-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-02-12 10:56:26 +01:00
parent 788369f477
commit 4ec96630f9
3 changed files with 32 additions and 0 deletions
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11
hw/core/qdev-properties-system.c
View file

@ -1283,3 +1283,14 @@ const PropertyInfo qdev_prop_iothread_vq_mapping_list = {
.set = set_iothread_vq_mapping_list,
.release = release_iothread_vq_mapping_list,
};
/* --- Endian modes */
const PropertyInfo qdev_prop_endian_mode = {
.name = "EndianMode",
.description = "Endian mode, big/little/unspecified",
.enum_table = &EndianMode_lookup,
.get = qdev_propinfo_get_enum,
.set = qdev_propinfo_set_enum,
.set_default_value = qdev_propinfo_set_default_value_enum,
};

7
include/hw/qdev-properties-system.h
View file

@ -30,6 +30,7 @@ extern const PropertyInfo qdev_prop_pcie_link_speed;
extern const PropertyInfo qdev_prop_pcie_link_width;
extern const PropertyInfo qdev_prop_cpus390entitlement;
extern const PropertyInfo qdev_prop_iothread_vq_mapping_list;
extern const PropertyInfo qdev_prop_endian_mode;
#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \
DEFINE_PROP_SIGNED(_n, _s, _f, _d, qdev_prop_pci_devfn, int32_t)
@ -97,4 +98,10 @@ extern const PropertyInfo qdev_prop_iothread_vq_mapping_list;
DEFINE_PROP(_name, _state, _field, qdev_prop_iothread_vq_mapping_list, \
IOThreadVirtQueueMappingList *)
#define DEFINE_PROP_ENDIAN(_name, _state, _field, _default) \
DEFINE_PROP_UNSIGNED(_name, _state, _field, _default, \
qdev_prop_endian_mode, EndianMode)
#define DEFINE_PROP_ENDIAN_NODEFAULT(_name, _state, _field) \
DEFINE_PROP_ENDIAN(_name, _state, _field, ENDIAN_MODE_UNSPECIFIED)
#endif

14
qapi/common.json
View file

@ -212,3 +212,17 @@
##
{ 'struct': 'HumanReadableText',
'data': { 'human-readable-text': 'str' } }
##
# @EndianMode:
#
# @unspecified: Endianness not specified
#
# @little: Little endianness
#
# @big: Big endianness
#
# Since: 10.0
##
{ 'enum': 'EndianMode',
'data': [ 'unspecified', 'little', 'big' ] }